/* * Copyright © 2011 Intel Corporation * * Permission is hereby granted, free of charge, to any person * obtaining a copy of this software and associated documentation * files (the "Software"), to deal in the Software without * restriction, including without limitation the rights to use, copy, * modify, merge, publish, distribute, sublicense, and/or sell copies * of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be * included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. * * Author: Chris Wilson */ #include "cairo-test.h" #define WIDTH (256) //CAIRO_FIXED_ONE #define HEIGHT (WIDTH) static cairo_test_status_t draw (cairo_t *cr, int width, int height) { int i, j; /* Fill background white */ cairo_set_source_rgb (cr, 1, 1, 1); cairo_paint (cr); cairo_set_antialias (cr, CAIRO_ANTIALIAS_NONE); cairo_set_source_rgb (cr, 0, 0, 0); /* Only the single rectangle that covers the centre pixel should be filled*/ for (i = 0; i < 256; i++) for (j = 0; j < 256; j++) { cairo_rectangle (cr, i + i/256., j + j/256., 1/256., 1/256.); cairo_fill (cr); } return CAIRO_TEST_SUCCESS; } CAIRO_TEST (a1_sample, "Tests unantialiased rendering of a quantum box", " alpha", /* keywords */ "target=raster", /* requirements */ WIDTH, HEIGHT, NULL, draw)